The Schneider BMXDDI1603 is a 16-channel discrete input module in the Modicon X80 rack system, rated for 48 VDC isolated sinking inputs. Typical response sits at 4 ms, maximum 7 ms — fast enough for most sensor reading and limit-switch monitoring on a production line. Each group of channels shares a single external 0.5 A fast-blow fuse with reverse polarity protection. The module draws 76 mA typical from the backplane, dissipating 3.6 W. Isolation between channels and the bus is 1500 V AC for one minute. Diagnostic LEDs report RUN, channel status, module error, and I/O error. A sensor fault threshold triggers below 24 V and clears above 36 V, which helps spot a failing sensor on the line card without extra wiring. Rated MTBF is 777,000 hours. Environmental tolerance includes shock to 30 gn, vibration to 3 gn, and a pollution degree of 2. The module is CE, UKCA, CULus, RCM, and EAC marked, complying with the low-voltage and EMC directives.
Schneider BMXDDI1603 Modicon X80 48 VDC Input Module
MPNBMXDDI1603
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Schneider Electric Modicon X80 discrete input module BMXDDI1603, 16 inputs, 48 VDC, 86 mm depth.
$132.08 – $300.00Ref. price · indicative, final on quote
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MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
How we verify every order →Specifications
| Parameter | Value |
|---|---|
| Protection type | 1 external fuse per group of channel0.5 A fast blow reverse polarity protection |
| Range of product | Modicon X80 |
| Product or component type | Discrete input module |
| Discrete input voltage | 48 V DC for isolated |
| Voltage state 0 guaranteed | < 10 V |
| Voltage state 1 guaranteed | >= 34 V |
| Voltage detection threshold | < 24 V DC sensor fault > 36 V DC sensor OK |
| Current consumption | <= 107 mA at 3.3 V DC |
| Discrete input current | 2.5 mA at 48 V DC |
| Current state 0 guaranteed | 10 MOhm 500 V DC |
| Current state 1 guaranteed | >= 2 mA |
| Typical current consumption | 76 mA DC |
All specifications
| Parameter | Value |
|---|---|
| Sensor power supply | : 36...60 V |
| Power dissipation in | 3.6 W |
| IP degree of protection | IP20 |
| DC maximum response time | 7 ms |
| DC typical response time | 4 ms |
| Pollution degree | 2 |
| Shock resistance | 30 gn |
| Relative humidity | 5...95 % at 55 °C without condensation |
| Operating altitude | 0...2000 m 2000...5000 m with derating |
| Vibration resistance | 3 gn |
| Depth | 86 mm |
| Width | 32 mm |
| Height | 103.7 mm |
| Product weight | 0.115 kg |
| MTBF reliability | 777000 H |
| Marking | CE UKCA CULus RCM EAC |
| Directives | 2014/35/EU - low voltage directive 2014/30/EU - electromagnetic compatibility |
| Local signalling | 1 LED (green) for module operating (RUN) 1 LED per channel (green) for channel diagnostic 1 LED (red) for module error (ERR) 1 LED (red) for module I/O |
| Input wiring mode | 2 or 3 wires |
| Device application | Industrial application |
| Dielectric strength | 1500 V AC at 50/60 Hz 1 minute, primary/secondary |
| Discrete input logic | Positive logic (sink) |
| Protective treatment | Standard version |
| Discrete input number | 16 isolated conforming to IEC 60947-5-2 at 48 V DC 16 isolated conforming to IEC 61131-2 type 3 at 48 V DC |
| Hot swapping fallback | Yes |
| Isolation between channels and bus | 1500 V for 1 minute |
| Ambient air temperature for storage | -40...85 °C |
| Ambient air temperature for operation | 0...60 °C |
Product details
Frequently asked questions
What are the physical dimensions of the BMXDDI1603?
Depth 86 mm, width 32 mm, height 103.7 mm — fits a standard Modicon X80 slot.
What compliance markings does the BMXDDI1603 carry?
CE, UKCA, CULus, RCM, EAC; it complies with low-voltage directive 2014/35/EU and EMC directive 2014/30/EU.
MPN
BMXDDI1603